U.S. Vice President Joe Biden walks on top of the lock gates during a visit to the Miraflores Locks of the Panama Canal in Panama City November 19, 2013. Biden is on a two-day visit in Panama. ... more 
U.S. Vice President Joe Biden walks on top of the lock gates during a visit to the Miraflores Locks of the Panama Canal in Panama City November 19, 2013. Biden is on a two-day visit in Panama. REUTERS/ Carlos Jasso (PANAMA - Tags: POLITICS) less 
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Reuters | Photo By CARLOS JASSO / REUTERS
Tue, Nov 19, 2013 7:04 PM EST